NEET Biology: Microbes in Human Welfare — MCQ Test 16

Q6. Which of the following is a major concern when untreated sewage is released into water bodies?

Q7. Which of the following microbes is used in the production of antibiotics?

Q8. Which of the following statements about Bt toxin is incorrect?

Q9. Which of the following statements about sewage treatment is incorrect?

Q10. Which of the following microbial products is used as a cholesterol-lowering agent?

NEET Biology — Microbes in Human Welfare

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Which of the following microbes is correctly matched with its industrial application?

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Biology preparation, focusing specifically on the chapter Microbes in Human Welfare. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Following, Microbes, Correctly, Industrial, Application, and Industry.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. Which of the following microbes is correctly matched with its industrial application?

  • A. Acetobacter aceti - Penicillin production
  • B. Aspergillus niger - Citric acid production
  • C. Lactobacillus - Ethanol production
  • D. Pseudomonas - Dairy product fermentation

Q2. Which enzyme is used in the textile industry for bio-polishing fabrics?

  • A. Amylase
  • B. Lipase
  • C. Cellulase
  • D. Pectinase

Q3. Which of the following microbes is widely used in organic farming for pest control?

  • A. Bacillus thuringiensis
  • B. Escherichia coli
  • C. Rhizobium
  • D. Saccharomyces cerevisiae

Q4. Which of the following statements about sewage treatment is incorrect?

  • A. Primary treatment removes suspended solids.
  • B. Secondary treatment involves aerobic bacteria.
  • C. Methanogens play a key role in secondary treatment.
  • D. Tertiary treatment involves chemical and physical processes.

Q5. Which of the following is an example of a nitrogen-fixing cyanobacterium?

  • A. Rhizobium
  • B. Glomus
  • C. Anabaena
  • D. Pseudomonas

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